Weidmuller 1176020000 1-channel DIN TS 35 mounting rail universal standard signal splitter with external power supply for transmitting, isolating and split analogue DC current signals 0 to 20mA, 4 to 20mA and voltage signals. This ACT20M-AI-2AO configurable with 4 Way isolation is designed as a signal splitter. The input signal is doubled on the output side. It can be transmitted simultaneously to a controller and an external display. The power supply can be easily and quickly installed using the CH20M DIN rail bus. The power can be supplied using any ACT20M module or a separate ACT20 supply module.